#!/bin/sh append DRIVERS "mac80211" scan_mac80211() { local device="$1" local adhoc sta ap config_get vifs "$device" vifs for vif in $vifs; do config_get ifname "$vif" ifname config_set "$vif" ifname "${ifname:-$device}" config_get mode "$vif" mode case "$mode" in adhoc|sta|ap|monitor|mesh) append $mode "$vif" ;; *) echo "$device($vif): Invalid mode, ignored."; continue;; esac done config_set "$device" vifs "${ap:+$ap }${adhoc:+$adhoc }${ahdemo:+$ahdemo }${sta:+$sta }${wds:+$wds }${monitor:+$monitor }${mesh:+$mesh}" } disable_mac80211() ( local device="$1" set_wifi_down "$device" # kill all running hostapd and wpa_supplicant processes that # are running on atheros/mac80211 vifs for pid in `pidof hostapd wpa_supplicant`; do grep wlan /proc/$pid/cmdline >/dev/null && \ kill $pid done include /lib/network cd /proc/sys/net for dev in *; do grep "$device" "$dev/%parent" >/dev/null 2>/dev/null && { ifconfig "$dev" down unbridge "$dev" } done return 0 ) enable_mac80211() { local device="$1" config_get channel "$device" channel config_get vifs "$device" vifs config_get txpower "$device" txpower local first=1 local mesh_idx=0 wifi_fixup_hwmode "$device" "g" for vif in $vifs; do ifconfig "$ifname" down 2>/dev/null config_get ifname "$vif" ifname config_get enc "$vif" encryption config_get eap_type "$vif" eap_type config_get mode "$vif" mode config_get ifname "$vif" ifname [ $? -ne 0 ] && { echo "enable_mac80211($device): Failed to set up $mode vif $ifname" >&2 continue } config_set "$vif" ifname "$ifname" [ "$first" = 1 ] && { # only need to change freq band and channel on the first vif iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null if [ "$mode" = adhoc ]; then iwlist "$ifname" scan >/dev/null 2>/dev/null sleep 1 iwconfig "$ifname" mode ad-hoc >/dev/null 2>/dev/null fi # mesh interface should be created only for the first interface if [ "$mode" = mesh ]; then config_get mesh_id "$vif" mesh_id if [ -n "$mesh_id" ]; then iw dev "$ifname" interface add msh$mesh_idx type mp mesh_id $mesh_id fi fi sleep 1 iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null } if [ "$mode" = sta ]; then iwconfig "$ifname" mode managed >/dev/null 2>/dev/null else iwconfig "$ifname" mode $mode >/dev/null 2>/dev/null fi wpa= case "$enc" in WEP|wep) for idx in 1 2 3 4; do config_get key "$vif" "key${idx}" iwconfig "$ifname" enc "[$idx]" "${key:-off}" done config_get key "$vif" key key="${key:-1}" case "$key" in [1234]) iwconfig "$ifname" enc "[$key]";; *) iwconfig "$ifname" enc "$key";; esac ;; PSK|psk|PSK2|psk2) config_get key "$vif" key ;; esac case "$mode" in adhoc) config_get addr "$vif" bssid [ -z "$addr" ] || { iwconfig "$ifname" ap "$addr" } ;; esac config_get ssid "$vif" ssid config_get vif_txpower "$vif" txpower # use vif_txpower (from wifi-iface) to override txpower (from # wifi-device) if the latter doesn't exist txpower="${txpower:-$vif_txpower}" [ -z "$txpower" ] || iwconfig "$ifname" txpower "${txpower%%.*}" config_get frag "$vif" frag if [ -n "$frag" ]; then iwconfig "$ifname" frag "${frag%%.*}" fi config_get rts "$vif" rts if [ -n "$rts" ]; then iwconfig "$ifname" rts "${rts%%.*}" fi ifconfig "$ifname" up iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null local net_cfg bridge net_cfg="$(find_net_config "$vif")" [ -z "$net_cfg" ] || { bridge="$(bridge_interface "$net_cfg")" config_set "$vif" bridge "$bridge" start_net "$ifname" "$net_cfg" } iwconfig "$ifname" essid "$ssid" set_wifi_up "$vif" "$ifname" case "$mode" in ap) if eval "type hostapd_setup_vif" 2>/dev/null >/dev/null; then hostapd_setup_vif "$vif" nl80211 || { echo "enable_mac80211($device): Failed to set up wpa for interface $ifname" >&2 # make sure this wifi interface won't accidentally stay open without encryption ifconfig "$ifname" down continue } fi ;; sta) if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then wpa_supplicant_setup_vif "$vif" wext || { echo "enable_mac80211($device): Failed to set up wpa_supplicant for interface $ifname" >&2 # make sure this wifi interface won't accidentally stay open without encryption ifconfig "$ifname" down continue } fi ;; mesh) # special case where physical interface should be down for mesh to work ifconfig "$ifname" down ifconfig "msh$mesh_idx" up iwlist msh$mesh_idx scan 2>/dev/null >/dev/null ;; esac first=0 mesh_idx=$(expr $mesh_idx + 1) done } detect_mac80211() { cd /sys/class/net for dev in $(ls -d wlan* 2>&-); do config_get type "$dev" type [ "$type" = mac80211 ] && return cat <<EOF config wifi-device $dev option type mac80211 option channel 5 # REMOVE THIS LINE TO ENABLE WIFI: option disabled 1 config wifi-iface option device $dev option network lan option mode ap option ssid OpenWrt option encryption none EOF done }